2022年电气设备常用基本文字符号20359194.doc

电气设备常用根本文字符号  设备、装置和元器件品种举             例根本文字符号 IEC中文名称英文名称单字母双字母组  件部  件别离元件放大器Amplifier  using  discreteA         = Components激光器Laser调理器Regulator本表其他地点未提及的组件、部件电桥BridgeAB 晶体管放大器Transistor amplifierAD=集成电路放大器Integrated circuit amplifierAJ=磁放大器Magnetic amplifierAM=电子管放大器Valve amplifierAV=印制电路板Printed circuit boardAP=抽屉柜Drawer AT=支架盘RackAR=非电量到电量变换器或电量到非电量变换器热电传感器Ther moelectric sensorB =热电池Thermo-cell光电池Photoelectric cell测功计Dynamometer晶体换能器Crystal transducer送话器Microphone拾音器Pick up扬声器Louds peaker耳机Earphone自整角机Synchro旋转变压器Resolver模仿和多级数字变换器或传感器（用作指示和测量）Analogue and multiple-step digital Transducers or sensors(as used indicating measuring purposes)压力变换器Pressure transducerBP=位置变换器Position transducer BQ=旋转变换器（测速发电机）Rotation transducer(tacho generator)BR=温度变换器Temperature transducerBT=速度变换器Velocity transducerBV=电容器电容器CapacitorC =       设备、装置和元气件品种举                 例根本文字符号IEC中文名称英文名称单字母双字母二进制元件延迟器件存储器件数字集成电路和器件:Digital integrated circuits and devices:D =延迟线Delay line双稳态元件Bistable element单稳态元件Monostable element磁芯存储器Core storage存放器Register磁带记录机Magnetic tape recorder盘式记录机Disk recorder其他元器件本表其他地点未规定的器件 E =发热器件Heating deviceEH=照明灯Lamp for lightingEL=空气调理器VentilatorEV=保护器件过电压放电器件避雷器Over voltage discharge device ArresterF =具有瞬时动作的限流保护器件Current threshold protective device withInstantaneous actionFA=具有延时动作的限流保护器件Current threshold protective device withTime-lag actionFR=具有延时和瞬时动作的限流保护器件 Current threshold protective device withInstantaneous and time-lag actionFS= 熔断器FuseFU=限压保护器件Voltage threshold protective deviceFV=发生器发电机电源旋转发电机振荡器Rotating generator OscillatorG =发生器Generator GS=同步发电机Synchronous generator异步发电机Asynchronous generatorGA 蓄电池BatteryGB=旋转式或固定式变频机Rotating or static frequency converterGF=   设备、装置和元器件品种举                  例根本文字符号IEC 中文名称英文名称单字母双字母 信号器件  H = 声响指示器 Acoustical indicatorHA= 光指示器Optical indicatorHL= 指示灯Indicator lampHL= 继电器接触器  K = 瞬时接触继电器Instantaneous contactor relayKA= 瞬      时有或无继电器Instantaneous all or nothing       RellayKA=交流继电器Alternating realyKA  闭锁接触继电器（机械闭锁或永磁铁式有或无继电器)Latching contactor realy(all-or-nothing relay with me chanicallatch or permanent magnet)KL=双稳态继电器Bistable relay KL= 接触器ContactorKM= 极化继电器Polarized relayKP= 簧片继电器Reed relayKR= 延   时有或无继电器Time-delay all-or-nothing relay KT= 逆流继电器Reverse current relayKR= 电感器电抗器感应线圈线路陷波器电抗器（并联和串联）Induction coil Line trapReactors(shunt and series)L =电动机电动机MotorM = 同步电动机Synchronous motorMS  可做发电机或电动机的电机Machine capable of use as a generator or motor MG  力矩电动机Torque motorMT  模仿元件运算放大器Operational amplifierN = 混合模仿/数字器件Hybrid analogue/digital device                   设备、装置和元器件品种 举                   例根本文字符号IEC 中文名称英文名称 单字母双字母 测量设备实验设备指示器件 Indicating devicesP = 记录器件Recording devices 积算测量器件Integrating measuring devices 信号发生器Singnal generator 电流表AmmeterPA= （脉冲）计数器(Pulse) CounterPC= 电度表Watt hour meterPJ= 记录仪表Recording instrument PS= 时钟、操作时间表Clock,Operating time meterPT= 电压表VoltmeterPV= 电力电路的开关器件  Q =  断路器Circuit-breakerQF= 电动机保护开关Motor protection switchQM= 隔离开关Disconnector (isolator)QS= 电阻器电阻器ResistorR = 变阻器Rheostat 电位器PotentiometerRP= 测量分路表Measuring shuntRS= 热敏电阻器Resistor with inherent variability dependent on the temperature RT=压敏电阻器Resistor with inherent variability dependent on the voltage RV=操纵、经历、信号电路的开关器件选择拨号接触器连接级Dial contactConnecting stageS =操纵开关 Control switchSA= 选择开关Selector switch SA= 按纽开关Push-button SB= 机电式有或无传感器（单级数字传感器）All-or-nothing sensors of mechanical  and electronic nature(one-step digital sensors)  液体标高传感器 Liquid level sensorSL= 压力传感器Pressure sensorSP= 位置传感器（包括接近传感器）Position sensor (including proximity-sensor)SQ= 转数传感器Rotation sensorSR= 温度传感器Temperature sensorST= 变压器  T = 电流互感器Current transformer TA= 操纵电路电源用变压器Transformer for control circuit supplyTC= 电力变压器 Power transformerTM= 磁稳压器Magmetic stabilizerTS= 电压互感器Voltage transformerTV= 调制器变换器鉴频器DisoriminatorU = 解调器Demodulator 变频器Frequency changer 编码器Coder 变流器Converter        设备、装置和元器件品种种                         类根本文字符号IEC 中文名称英文名称单字母双字母 调制器变换器逆变器InverterU = 整流器Rectifier 点板译码器Telegraph translator电子管晶体管气体放电管二极管晶体管晶闸管Gas-discharge tubeDiodeTransistorThyristorV =电子管Electronic tubeVE  操纵电路用电源的整流器Rectifier for control circuit supplyVC= 传输通道波    导天    线导  线电  缆母  线波  导ConductorCableBusbarWaveguideW =波导定向耦合器 Waveguide directionalCouper偶极天线抛物天线DipoleParbolic aerial端  子插  头插  座连接插头和插座接线柱电缆封端和接头焊接端子板Connecting plug and sockedClipCable sealing edn and jointSoldering terminal stripX =连接片LinkXB= 测试插孔Test jackXJ= 插头PlugXP= 插座SocketXS= 端子板Terminal boardXT= 电气操作的机械器件气阀Pneumatic valveY = 电磁铁ElectromagnetYA= 电磁制动器Electromagnetically operated brakeYB= 电磁离合器Electromagnetically operated clutchYC= 电磁吸盘Magnetic chuckYH= 气动阀Motor operated valveYM= 电磁阀Electromagnetically operated valveYV= 终端设备电缆平衡网络Cable balancing networkZ = 混合变压器压缩扩展器Compandor 滤波器晶体滤波器Crystal filter 平衡器   限幅器网络Network    附录  电气设备常用文字符号新旧对照表 名    称文字符号新旧(一)常用根本文字符号电桥ABDQ晶体管放大器ADDF集成电路放大器AJ印刷电路板AP 抽屉柜AT 旋转变压器(测速发电机)TGCF电容器CC发热器件EHRJ照明灯ELZD空气调理器EV 过电压放电器件避雷器FBL具有瞬时动作的限流保护器件FASX具有延时动作的限流保护器件FRYX具有延时和瞬时动作的限流保护器件FSYSX熔断器FURD限压保护器件FVRD同步发电机GSTF异步发电机GAYF蓄电池GBXC声响指示器HAYS光指示器HLGS指示灯HLSD瞬时有或无继电器，交流继电器KAJ接触器KMC极化继电器KPJJ簧片继电器KP 延时有或无继电器KTSJ电感器LL电抗器LDK电动机MD同步电动机MSTD异步电动机MAYD电流表PAI电压表PVU电能表PJWh断路器QFDL电动机保护开关QM 隔离开关QSGLK电阻器RR电位器RPW操纵开关SAKK选择开关XK按钮开关SBAK电流互感器TALH操纵变压器TCKB电力变压器TMLB电压互感器TVYH整流器UZL二极管VD晶体管B晶闸管KG电子管VEG操纵电路用电源的整流器VCKZ连接片XBLP测试插孔XJ 插头XPCT插座XSCZ端子板XTJX电磁铁YADT电磁制动器YBZD电磁离合器YVCLH电磁吸盘YHCX电动阀YM 电磁阀YV (二)常用辅助文字符号电流AL交流ACJL自动AAUTZ加速ACCJS附加ADDF可调ADJT辅助AUXFZ异步ASYY制动BBRKZD黑BK 蓝BLA向后BWH操纵CK直流DCZL紧急EM 低LD正，向前FWQ绿GNL高HG输入INSR感应INDY左LZU主，中MZ手动MMANS断开OFFDK闭合ONBH输出OUTSC记录RJL右RYO反RF红RDH复位RRSTF备用RESBY信号SX起动STQ停顿STPT同步SYNT温度TW时间TS速度VSD电压速度VY白WHB黄YEU注：本表摘自国家标准电气技术中的文字符号制订通则(GB 715987)和电工设备文字符号编制通则(GB 31564)。